diff --git a/.aliases b/.aliases
index f9f5fdd..9692fcc 100644
--- a/.aliases
+++ b/.aliases
@@ -1,7 +1,5 @@
 # ~/.aliases
 
-TODO_BIN=$(which todo.sh)
-
 alias grep='grep --color=auto'
 alias fgrep='fgrep --color=auto'
 alias egrep='egrep --color=auto'
@@ -32,13 +30,22 @@ alias rd='rmdir'
 alias rm='rm -i'
 alias df='duf -hide special'
 alias rmhost='ssh-keygen -f ~/.ssh/known_hosts -R'
+alias ssha='eval $(ssh-agent) && ssh-add'
 
 # command replacements
 alias cat='bat --paging=never --style=plain'
 alias pcat='bat --paging=auto --style=auto'
 
 # todo.txt
-alias t='$TODO_BIN -a'
+case $(uname -s) in
+   Darwin)
+      alias t='/opt/homebrew/bin/todo.sh -a'
+      ;;
+   *)
+      TODO_BIN='$(which todo.sh)'
+      alias t='$TODO_BIN -a'
+      ;;
+esac
 
 # Arch
 alias yay='nocorrect yay --color=auto'